2 // Utility subroutines for the C++ library testsuite.
4 // Copyright (C) 2002, 2003 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 2, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
31 #include <testsuite_hooks.h>
33 #ifdef _GLIBCXX_MEM_LIMITS
36 #include <sys/resource.h>
47 #ifdef _GLIBCXX_MEM_LIMITS
49 set_memory_limits(float size)
52 // Cater to the absence of rlim_t.
53 __typeof__ (r.rlim_cur) limit = (__typeof__ (r.rlim_cur))(size * 1048576);
55 // Heap size, seems to be common.
56 #if _GLIBCXX_HAVE_MEMLIMIT_DATA
57 getrlimit(RLIMIT_DATA, &r);
59 setrlimit(RLIMIT_DATA, &r);
63 #if _GLIBCXX_HAVE_MEMLIMIT_RSS
64 getrlimit(RLIMIT_RSS, &r);
66 setrlimit(RLIMIT_RSS, &r);
69 // Mapped memory (brk + mmap).
70 #if _GLIBCXX_HAVE_MEMLIMIT_VMEM
71 getrlimit(RLIMIT_VMEM, &r);
73 setrlimit(RLIMIT_VMEM, &r);
77 #if _GLIBCXX_HAVE_MEMLIMIT_AS
78 getrlimit(RLIMIT_AS, &r);
80 setrlimit(RLIMIT_AS, &r);
86 set_memory_limits(float) { }
91 verify_demangle(const char* mangled, const char* wanted)
94 const char* s = abi::__cxa_demangle(mangled, 0, 0, &status);
100 s = "error code = 0: success";
103 s = "error code = -1: memory allocation failure";
106 s = "error code = -2: invalid mangled name";
109 s = "error code = -3: invalid arguments";
112 s = "error code unknown - who knows what happened";
116 std::string w(wanted);
118 throw std::runtime_error(s);
122 // Useful exceptions.
123 class locale_data : public std::runtime_error
127 locale_data(const std::string& __arg) : runtime_error(__arg) { }
130 class environment_variable: public std::runtime_error
134 environment_variable(const std::string& __arg) : runtime_error(__arg) { }
137 class not_found : public std::runtime_error
141 not_found(const std::string& __arg) : runtime_error(__arg) { }
145 run_tests_wrapped_locale(const char* name, const func_callback& l)
150 // Set the global locale.
151 locale loc_name = try_named_locale(name);
152 locale orig = locale::global(loc_name);
154 const char* res = setlocale(LC_ALL, name);
157 string preLC_ALL = res;
158 const func_callback::test_type* tests = l.tests();
159 for (int i = 0; i < l.size(); ++i)
161 string postLC_ALL= setlocale(LC_ALL, NULL);
162 VERIFY( preLC_ALL == postLC_ALL );
165 throw environment_variable(string("LC_ALL for ") + string(name));
169 run_tests_wrapped_env(const char* name, const char* env,
170 const func_callback& l)
175 #ifdef _GLIBCXX_HAVE_SETENV
176 // Set the global locale.
177 locale loc_name = try_named_locale(name);
178 locale orig = locale::global(loc_name);
180 // Set environment variable env to value in name.
181 const char* oldENV = getenv(env);
182 if (!setenv(env, name, 1))
184 const func_callback::test_type* tests = l.tests();
185 for (int i = 0; i < l.size(); ++i)
187 setenv(env, oldENV ? oldENV : "", 1);
190 throw environment_variable(string(env) + string(" to ") + string(name));
195 try_named_locale(const char* name)
199 return std::locale(name);
201 catch (std::runtime_error& ex)
203 // Thrown by generic and gnu implemenation if named locale fails.
204 if (std::strstr(ex.what(), "name not valid"))
211 counter::size_type counter::count = 0;
212 unsigned int copy_constructor::count_ = 0;
213 unsigned int copy_constructor::throw_on_ = 0;
214 unsigned int assignment_operator::count_ = 0;
215 unsigned int assignment_operator::throw_on_ = 0;
216 unsigned int destructor::_M_count = 0;
217 int copy_tracker::next_id_ = 0;
218 }; // namespace __cxx_test